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Filename : get-layer-version-by-arn.rst

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**To retrieve information about a Lambda layer version**

The following ``get-layer-version-by-arn`` example displays information about the layer version with the specified Amazon Resource Name (ARN). ::

    aws lambda get-layer-version-by-arn \
        --arn "arn:aws:lambda:us-west-2:123456789012:layer:AWSLambda-Python37-SciPy1x:2"

Output::

    {
        "LayerVersionArn": "arn:aws:lambda:us-west-2:123456789012:layer:AWSLambda-Python37-SciPy1x:2",
        "Description": "AWS Lambda SciPy layer for Python 3.7 (scipy-1.1.0, numpy-1.15.4) https://github.com/scipy/scipy/releases/tag/v1.1.0 https://github.com/numpy/numpy/releases/tag/v1.15.4",
        "CreatedDate": "2018-11-12T10:09:38.398+0000",
        "LayerArn": "arn:aws:lambda:us-west-2:123456789012:layer:AWSLambda-Python37-SciPy1x",
        "Content": {
            "CodeSize": 41784542,
            "CodeSha256": "GGmv8ocUw4cly0T8HL0Vx/f5V4RmSCGNjDIslY4VskM=",
            "Location": "https://awslambda-us-west-2-layers.s3.us-west-2.amazonaws.com/snapshots/123456789012/..."
        },
        "Version": 2,
        "CompatibleRuntimes": [
            "python3.7"
        ],
        "LicenseInfo": "SciPy: https://github.com/scipy/scipy/blob/master/LICENSE.txt, NumPy: https://github.com/numpy/numpy/blob/master/LICENSE.txt"
    }

For more information, see `AWS Lambda Layers <https://docs.aws.amazon.com/lambda/latest/dg/configuration-layers.html>`__ in the *AWS Lambda Developer Guide*.